Overview

Dataset statistics

Number of variables27
Number of observations330
Missing cells636
Missing cells (%)7.1%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory65.8 KiB
Average record size in memory204.2 B

Variable types

NUM23
CAT3
BOOL1

Reproduction

Analysis started2020-06-11 16:25:42.085945
Analysis finished2020-06-11 16:28:56.921694
Duration3 minutes and 14.84 seconds
Versionpandas-profiling v2.8.0
Command linepandas_profiling --config_file config.yaml [YOUR_FILE.csv]
Download configurationconfig.yaml

Warnings

Name has a high cardinality: 329 distinct values High cardinality
base_elev is highly correlated with summit_elevHigh correlation
summit_elev is highly correlated with base_elevHigh correlation
AdultWeekend is highly correlated with AdultWeekdayHigh correlation
AdultWeekday is highly correlated with AdultWeekendHigh correlation
state is highly correlated with RegionHigh correlation
Region is highly correlated with stateHigh correlation
fastEight has 166 (50.3%) missing values Missing
Runs has 4 (1.2%) missing values Missing
TerrainParks has 51 (15.5%) missing values Missing
LongestRun_mi has 5 (1.5%) missing values Missing
Snow Making_ac has 46 (13.9%) missing values Missing
daysOpenLastYear has 51 (15.5%) missing values Missing
averageSnowfall has 14 (4.2%) missing values Missing
AdultWeekday has 54 (16.4%) missing values Missing
AdultWeekend has 51 (15.5%) missing values Missing
projectedDaysOpen has 47 (14.2%) missing values Missing
NightSkiing_ac has 143 (43.3%) missing values Missing
Name is uniformly distributed Uniform
trams has 293 (88.8%) zeros Zeros
fastSixes has 294 (89.1%) zeros Zeros
fastQuads has 222 (67.3%) zeros Zeros
quad has 171 (51.8%) zeros Zeros
triple has 106 (32.1%) zeros Zeros
double has 82 (24.8%) zeros Zeros
surface has 26 (7.9%) zeros Zeros

Variables

Name
Categorical

HIGH CARDINALITY
UNIFORM

Distinct count329
Unique (%)99.7%
Missing0
Missing (%)0.0%
Memory size1.3 KiB
Crystal Mountain
 
2
Ski Brule
 
1
Alpine Valley Resort
 
1
Vail
 
1
Timberline Four Seasons
 
1
Other values (324)
324
ValueCountFrequency (%) 
Crystal Mountain20.6%
 
Ski Brule10.3%
 
Alpine Valley Resort10.3%
 
Vail10.3%
 
Timberline Four Seasons10.3%
 
Wild Mountain Ski & Snowboard Area10.3%
 
Solitude Mountain Resort10.3%
 
Telluride10.3%
 
Woodbury Ski Area10.3%
 
Nubs Nob Ski Area10.3%
 
Other values (319)31996.7%
 

Length

Max length37
Median length16
Mean length16.40909091
Min length4

Region
Categorical

HIGH CORRELATION

Distinct count38
Unique (%)11.5%
Missing0
Missing (%)0.0%
Memory size1.3 KiB
New York
 
33
Michigan
 
29
Colorado
 
22
Sierra Nevada
 
22
Pennsylvania
 
19
Other values (33)
205
ValueCountFrequency (%) 
New York3310.0%
 
Michigan298.8%
 
Colorado226.7%
 
Sierra Nevada226.7%
 
Pennsylvania195.8%
 
Wisconsin164.8%
 
New Hampshire164.8%
 
Vermont154.5%
 
Minnesota144.2%
 
Montana123.6%
 
Other values (28)13240.0%
 

Length

Max length19
Median length8
Mean length9.03030303
Min length4

state
Categorical

HIGH CORRELATION

Distinct count35
Unique (%)10.6%
Missing0
Missing (%)0.0%
Memory size1.3 KiB
New York
 
33
Michigan
 
29
Colorado
 
22
California
 
21
Pennsylvania
 
19
Other values (30)
206
ValueCountFrequency (%) 
New York3310.0%
 
Michigan298.8%
 
Colorado226.7%
 
California216.4%
 
Pennsylvania195.8%
 
Wisconsin164.8%
 
New Hampshire164.8%
 
Vermont154.5%
 
Minnesota144.2%
 
Utah133.9%
 
Other values (25)13240.0%
 

Length

Max length14
Median length8
Mean length8.572727273
Min length4

summit_elev
Real number (ℝ≥0)

HIGH CORRELATION

Distinct count266
Unique (%)80.6%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean4591.818181818182
Minimum315
Maximum13487
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum315
5-th percentile740.35
Q11403.75
median3127.5
Q37806
95-th percentile11500
Maximum13487
Range13172
Interquartile range (IQR)6402.25

Descriptive statistics

Standard deviation3735.535934
Coefficient of variation (CV)0.8135200015
Kurtosis-0.8956332107
Mean4591.818182
Median Absolute Deviation (MAD)2052.5
Skewness0.7066007985
Sum1515300
Variance13954228.71
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
180061.8%
 
85051.5%
 
200051.5%
 
820051.5%
 
120041.2%
 
110041.2%
 
225041.2%
 
175030.9%
 
150030.9%
 
720030.9%
 
Other values (256)28887.3%
 
ValueCountFrequency (%) 
31510.3%
 
42010.3%
 
44020.6%
 
45010.3%
 
49510.3%
 
ValueCountFrequency (%) 
1348710.3%
 
1315010.3%
 
1305010.3%
 
1301010.3%
 
1299810.3%
 

vertical_drop
Real number (ℝ≥0)

Distinct count193
Unique (%)58.5%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean1215.4272727272728
Minimum60
Maximum4425
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum60
5-th percentile230
Q1461.25
median964.5
Q31800
95-th percentile3115.4
Maximum4425
Range4365
Interquartile range (IQR)1338.75

Descriptive statistics

Standard deviation947.8645568
Coefficient of variation (CV)0.779861188
Kurtosis0.5618183039
Mean1215.427273
Median Absolute Deviation (MAD)599
Skewness1.082975179
Sum401091
Variance898447.2181
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
700123.6%
 
500113.3%
 
300103.0%
 
1000103.0%
 
60082.4%
 
150072.1%
 
35072.1%
 
65061.8%
 
40061.8%
 
160061.8%
 
Other values (183)24774.8%
 
ValueCountFrequency (%) 
6010.3%
 
10010.3%
 
13010.3%
 
17510.3%
 
18010.3%
 
ValueCountFrequency (%) 
442510.3%
 
440610.3%
 
435010.3%
 
413910.3%
 
369010.3%
 

base_elev
Real number (ℝ≥0)

HIGH CORRELATION

Distinct count244
Unique (%)73.9%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean3374.0
Minimum70
Maximum10800
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum70
5-th percentile391.75
Q1869
median1561.5
Q36325.25
95-th percentile9200
Maximum10800
Range10730
Interquartile range (IQR)5456.25

Descriptive statistics

Standard deviation3117.121621
Coefficient of variation (CV)0.9238653292
Kurtosis-0.8659961402
Mean3374
Median Absolute Deviation (MAD)1047.5
Skewness0.7755201527
Sum1113420
Variance9716447.198
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
600103.0%
 
80072.1%
 
100061.8%
 
125041.2%
 
130041.2%
 
920041.2%
 
120041.2%
 
660030.9%
 
175030.9%
 
160030.9%
 
Other values (234)28285.5%
 
ValueCountFrequency (%) 
7010.3%
 
7810.3%
 
10020.6%
 
12610.3%
 
15010.3%
 
ValueCountFrequency (%) 
1080010.3%
 
1079010.3%
 
1078010.3%
 
1050010.3%
 
1040010.3%
 

trams
Real number (ℝ≥0)

ZEROS

Distinct count5
Unique (%)1.5%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean0.17272727272727273
Minimum0
Maximum4
Zeros293
Zeros (%)88.8%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q10
median0
Q30
95-th percentile1
Maximum4
Range4
Interquartile range (IQR)0

Descriptive statistics

Standard deviation0.5599461151
Coefficient of variation (CV)3.241793298
Kurtosis16.60758107
Mean0.1727272727
Median Absolute Deviation (MAD)0
Skewness3.899024959
Sum57
Variance0.3135396518
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
029388.8%
 
1247.3%
 
272.1%
 
351.5%
 
410.3%
 
ValueCountFrequency (%) 
029388.8%
 
1247.3%
 
272.1%
 
351.5%
 
410.3%
 
ValueCountFrequency (%) 
410.3%
 
351.5%
 
272.1%
 
1247.3%
 
029388.8%
 

fastEight
Boolean

MISSING

Distinct count2
Unique (%)1.2%
Missing166
Missing (%)50.3%
Memory size2.6 KiB
0
163
1
 
1
(Missing)
166
ValueCountFrequency (%) 
016349.4%
 
110.3%
 
(Missing)16650.3%
 

fastSixes
Real number (ℝ≥0)

ZEROS

Distinct count7
Unique (%)2.1%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean0.18484848484848485
Minimum0
Maximum6
Zeros294
Zeros (%)89.1%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q10
median0
Q30
95-th percentile1
Maximum6
Range6
Interquartile range (IQR)0

Descriptive statistics

Standard deviation0.6516853121
Coefficient of variation (CV)3.525510705
Kurtosis32.75199621
Mean0.1848484848
Median Absolute Deviation (MAD)0
Skewness5.098452108
Sum61
Variance0.424693746
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
029489.1%
 
1216.4%
 
2113.3%
 
610.3%
 
510.3%
 
410.3%
 
310.3%
 
ValueCountFrequency (%) 
029489.1%
 
1216.4%
 
2113.3%
 
310.3%
 
410.3%
 
ValueCountFrequency (%) 
610.3%
 
510.3%
 
410.3%
 
310.3%
 
2113.3%
 

fastQuads
Real number (ℝ≥0)

ZEROS

Distinct count14
Unique (%)4.2%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean1.018181818181818
Minimum0
Maximum15
Zeros222
Zeros (%)67.3%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q10
median0
Q31
95-th percentile5
Maximum15
Range15
Interquartile range (IQR)1

Descriptive statistics

Standard deviation2.198293694
Coefficient of variation (CV)2.159038449
Kurtosis14.63891238
Mean1.018181818
Median Absolute Deviation (MAD)0
Skewness3.443218577
Sum336
Variance4.832495164
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
022267.3%
 
13510.6%
 
2298.8%
 
3154.5%
 
482.4%
 
651.5%
 
551.5%
 
730.9%
 
1520.6%
 
920.6%
 
Other values (4)41.2%
 
ValueCountFrequency (%) 
022267.3%
 
13510.6%
 
2298.8%
 
3154.5%
 
482.4%
 
ValueCountFrequency (%) 
1520.6%
 
1310.3%
 
1110.3%
 
1010.3%
 
920.6%
 

quad
Real number (ℝ≥0)

ZEROS

Distinct count7
Unique (%)2.1%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean0.9333333333333333
Minimum0
Maximum8
Zeros171
Zeros (%)51.8%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q10
median0
Q31
95-th percentile3
Maximum8
Range8
Interquartile range (IQR)1

Descriptive statistics

Standard deviation1.312244572
Coefficient of variation (CV)1.405976327
Kurtosis5.243245037
Mean0.9333333333
Median Absolute Deviation (MAD)0
Skewness1.958798422
Sum308
Variance1.721985816
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
017151.8%
 
17823.6%
 
24313.0%
 
3226.7%
 
482.4%
 
561.8%
 
820.6%
 
ValueCountFrequency (%) 
017151.8%
 
17823.6%
 
24313.0%
 
3226.7%
 
482.4%
 
ValueCountFrequency (%) 
820.6%
 
561.8%
 
482.4%
 
3226.7%
 
24313.0%
 

triple
Real number (ℝ≥0)

ZEROS

Distinct count9
Unique (%)2.7%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean1.5
Minimum0
Maximum8
Zeros106
Zeros (%)32.1%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q10
median1
Q32
95-th percentile5
Maximum8
Range8
Interquartile range (IQR)2

Descriptive statistics

Standard deviation1.619129565
Coefficient of variation (CV)1.07941971
Kurtosis1.902804974
Mean1.5
Median Absolute Deviation (MAD)1
Skewness1.400540429
Sum495
Variance2.621580547
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
010632.1%
 
19930.0%
 
25316.1%
 
33711.2%
 
4144.2%
 
592.7%
 
672.1%
 
741.2%
 
810.3%
 
ValueCountFrequency (%) 
010632.1%
 
19930.0%
 
25316.1%
 
33711.2%
 
4144.2%
 
ValueCountFrequency (%) 
810.3%
 
741.2%
 
672.1%
 
592.7%
 
4144.2%
 

double
Real number (ℝ≥0)

ZEROS

Distinct count10
Unique (%)3.0%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean1.8333333333333333
Minimum0
Maximum14
Zeros82
Zeros (%)24.8%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q11
median1
Q33
95-th percentile5
Maximum14
Range14
Interquartile range (IQR)2

Descriptive statistics

Standard deviation1.81502789
Coefficient of variation (CV)0.9900152127
Kurtosis6.813289237
Mean1.833333333
Median Absolute Deviation (MAD)1
Skewness1.824020659
Sum605
Variance3.294326241
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
18927.0%
 
08224.8%
 
27021.2%
 
33410.3%
 
4257.6%
 
5216.4%
 
661.8%
 
1410.3%
 
1010.3%
 
910.3%
 
ValueCountFrequency (%) 
08224.8%
 
18927.0%
 
27021.2%
 
33410.3%
 
4257.6%
 
ValueCountFrequency (%) 
1410.3%
 
1010.3%
 
910.3%
 
661.8%
 
5216.4%
 

surface
Real number (ℝ≥0)

ZEROS

Distinct count12
Unique (%)3.6%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean2.621212121212121
Minimum0
Maximum15
Zeros26
Zeros (%)7.9%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0
Q11
median2
Q33
95-th percentile7
Maximum15
Range15
Interquartile range (IQR)2

Descriptive statistics

Standard deviation2.059636344
Coefficient of variation (CV)0.785757218
Kurtosis5.445738744
Mean2.621212121
Median Absolute Deviation (MAD)1
Skewness1.811234756
Sum865
Variance4.24210187
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
29829.7%
 
17322.1%
 
35917.9%
 
0267.9%
 
4247.3%
 
5226.7%
 
6103.0%
 
772.1%
 
951.5%
 
841.2%
 
Other values (2)20.6%
 
ValueCountFrequency (%) 
0267.9%
 
17322.1%
 
29829.7%
 
35917.9%
 
4247.3%
 
ValueCountFrequency (%) 
1510.3%
 
1210.3%
 
951.5%
 
841.2%
 
772.1%
 

total_chairs
Real number (ℝ≥0)

Distinct count31
Unique (%)9.4%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean8.266666666666667
Minimum0
Maximum41
Zeros1
Zeros (%)0.3%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile3
Q15
median7
Q310
95-th percentile20
Maximum41
Range41
Interquartile range (IQR)5

Descriptive statistics

Standard deviation5.798682728
Coefficient of variation (CV)0.7014535558
Kurtosis8.779215137
Mean8.266666667
Median Absolute Deviation (MAD)3
Skewness2.499456619
Sum2728
Variance33.62472138
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
54814.5%
 
63711.2%
 
43410.3%
 
8329.7%
 
7298.8%
 
3267.9%
 
10216.4%
 
12175.2%
 
9164.8%
 
11144.2%
 
Other values (21)5617.0%
 
ValueCountFrequency (%) 
010.3%
 
120.6%
 
292.7%
 
3267.9%
 
43410.3%
 
ValueCountFrequency (%) 
4110.3%
 
4010.3%
 
3610.3%
 
3410.3%
 
3110.3%
 

Runs
Real number (ℝ≥0)

MISSING

Distinct count110
Unique (%)33.7%
Missing4
Missing (%)1.2%
Infinite0
Infinite (%)0.0%
Mean48.214723926380366
Minimum3.0
Maximum341.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum3
5-th percentile10
Q119
median33
Q360
95-th percentile133.75
Maximum341
Range338
Interquartile range (IQR)41

Descriptive statistics

Standard deviation46.36407659
Coefficient of variation (CV)0.9616165522
Kurtosis12.28031553
Mean48.21472393
Median Absolute Deviation (MAD)17.5
Skewness2.858197742
Sum15718
Variance2149.627598
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
14123.6%
 
23113.3%
 
1792.7%
 
1092.7%
 
2792.7%
 
1182.4%
 
1682.4%
 
2272.1%
 
2172.1%
 
2472.1%
 
Other values (100)23972.4%
 
ValueCountFrequency (%) 
310.3%
 
610.3%
 
741.2%
 
820.6%
 
920.6%
 
ValueCountFrequency (%) 
34110.3%
 
33610.3%
 
31710.3%
 
19510.3%
 
18710.3%
 

TerrainParks
Real number (ℝ≥0)

MISSING

Distinct count11
Unique (%)3.9%
Missing51
Missing (%)15.5%
Infinite0
Infinite (%)0.0%
Mean2.8207885304659497
Minimum1.0
Maximum14.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum1
5-th percentile1
Q11
median2
Q34
95-th percentile7
Maximum14
Range13
Interquartile range (IQR)3

Descriptive statistics

Standard deviation2.008112527
Coefficient of variation (CV)0.7118975796
Kurtosis4.337901964
Mean2.82078853
Median Absolute Deviation (MAD)1
Skewness1.754027868
Sum787
Variance4.032515923
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
18124.5%
 
27623.0%
 
34613.9%
 
4319.4%
 
5175.2%
 
6123.6%
 
761.8%
 
841.2%
 
930.9%
 
1020.6%
 
(Missing)5115.5%
 
ValueCountFrequency (%) 
18124.5%
 
27623.0%
 
34613.9%
 
4319.4%
 
5175.2%
 
ValueCountFrequency (%) 
1410.3%
 
1020.6%
 
930.9%
 
841.2%
 
761.8%
 

LongestRun_mi
Real number (ℝ≥0)

MISSING

Distinct count42
Unique (%)12.9%
Missing5
Missing (%)1.5%
Infinite0
Infinite (%)0.0%
Mean1.4332307692307693
Minimum0.0
Maximum6.0
Zeros1
Zeros (%)0.3%
Memory size2.6 KiB

Quantile statistics

Minimum0
5-th percentile0.2
Q10.5
median1
Q32
95-th percentile3.5
Maximum6
Range6
Interquartile range (IQR)1.5

Descriptive statistics

Standard deviation1.156171187
Coefficient of variation (CV)0.8066887845
Kurtosis2.303044697
Mean1.433230769
Median Absolute Deviation (MAD)0.6
Skewness1.415104068
Sum465.8
Variance1.336731814
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
15316.1%
 
1.5257.6%
 
2247.3%
 
3195.8%
 
0.2185.5%
 
0.3185.5%
 
1.2175.2%
 
0.4175.2%
 
2.5164.8%
 
0.5164.8%
 
Other values (32)10230.9%
 
ValueCountFrequency (%) 
010.3%
 
0.1123.6%
 
0.2185.5%
 
0.3185.5%
 
0.4175.2%
 
ValueCountFrequency (%) 
630.9%
 
5.510.3%
 
5.310.3%
 
510.3%
 
4.910.3%
 

SkiableTerrain_ac
Real number (ℝ≥0)

Distinct count193
Unique (%)59.0%
Missing3
Missing (%)0.9%
Infinite0
Infinite (%)0.0%
Mean739.8012232415903
Minimum8.0
Maximum26819.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum8
5-th percentile30
Q185
median200
Q3690
95-th percentile2814.2
Maximum26819
Range26811
Interquartile range (IQR)605

Descriptive statistics

Standard deviation1816.167441
Coefficient of variation (CV)2.454939764
Kurtosis132.0800602
Mean739.8012232
Median Absolute Deviation (MAD)155
Skewness9.829429557
Sum241915
Variance3298464.172
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
100154.5%
 
5082.4%
 
20082.4%
 
4572.1%
 
4061.8%
 
6061.8%
 
3061.8%
 
3551.5%
 
40051.5%
 
8051.5%
 
Other values (183)25677.6%
 
ValueCountFrequency (%) 
810.3%
 
910.3%
 
1010.3%
 
1210.3%
 
1530.9%
 
ValueCountFrequency (%) 
2681910.3%
 
846410.3%
 
730010.3%
 
580010.3%
 
551710.3%
 

Snow Making_ac
Real number (ℝ≥0)

MISSING

Distinct count143
Unique (%)50.4%
Missing46
Missing (%)13.9%
Infinite0
Infinite (%)0.0%
Mean174.8732394366197
Minimum2.0
Maximum3379.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum2
5-th percentile18
Q150
median100
Q3200.5
95-th percentile600
Maximum3379
Range3377
Interquartile range (IQR)150.5

Descriptive statistics

Standard deviation261.3361254
Coefficient of variation (CV)1.494431774
Kurtosis81.64659565
Mean174.8732394
Median Absolute Deviation (MAD)65
Skewness7.365333703
Sum49664
Variance68296.57045
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
100154.5%
 
30133.9%
 
5092.7%
 
6082.4%
 
20082.4%
 
3572.1%
 
15072.1%
 
7061.8%
 
4561.8%
 
8051.5%
 
Other values (133)20060.6%
 
(Missing)4613.9%
 
ValueCountFrequency (%) 
220.6%
 
520.6%
 
810.3%
 
910.3%
 
1020.6%
 
ValueCountFrequency (%) 
337910.3%
 
150010.3%
 
75010.3%
 
70010.3%
 
68010.3%
 

daysOpenLastYear
Real number (ℝ≥0)

MISSING

Distinct count111
Unique (%)39.8%
Missing51
Missing (%)15.5%
Infinite0
Infinite (%)0.0%
Mean115.10394265232975
Minimum3.0
Maximum305.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum3
5-th percentile62.8
Q197
median114
Q3135
95-th percentile165
Maximum305
Range302
Interquartile range (IQR)38

Descriptive statistics

Standard deviation35.06325146
Coefficient of variation (CV)0.304622506
Kurtosis3.572011786
Mean115.1039427
Median Absolute Deviation (MAD)20
Skewness0.7075014465
Sum32114
Variance1229.431603
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
100216.4%
 
120113.3%
 
110113.3%
 
10592.7%
 
13092.7%
 
15072.1%
 
12261.8%
 
7561.8%
 
11651.5%
 
10751.5%
 
Other values (101)18957.3%
 
(Missing)5115.5%
 
ValueCountFrequency (%) 
310.3%
 
1910.3%
 
3210.3%
 
4010.3%
 
4210.3%
 
ValueCountFrequency (%) 
30510.3%
 
24310.3%
 
23010.3%
 
20510.3%
 
20010.3%
 

yearsOpen
Real number (ℝ≥0)

Distinct count72
Unique (%)21.9%
Missing1
Missing (%)0.3%
Infinite0
Infinite (%)0.0%
Mean63.65653495440729
Minimum6.0
Maximum2019.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum6
5-th percentile21.4
Q150
median58
Q369
95-th percentile83
Maximum2019
Range2013
Interquartile range (IQR)19

Descriptive statistics

Standard deviation109.4299279
Coefficient of variation (CV)1.719068245
Kurtosis313.5077878
Mean63.65653495
Median Absolute Deviation (MAD)9
Skewness17.49401884
Sum20943
Variance11974.90911
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
58175.2%
 
56154.5%
 
55154.5%
 
54144.2%
 
57144.2%
 
82133.9%
 
60123.6%
 
81123.6%
 
83103.0%
 
61103.0%
 
Other values (62)19759.7%
 
ValueCountFrequency (%) 
610.3%
 
920.6%
 
1210.3%
 
1310.3%
 
1510.3%
 
ValueCountFrequency (%) 
201910.3%
 
10410.3%
 
9510.3%
 
8710.3%
 
8610.3%
 

averageSnowfall
Real number (ℝ≥0)

MISSING

Distinct count107
Unique (%)33.9%
Missing14
Missing (%)4.2%
Infinite0
Infinite (%)0.0%
Mean185.31645569620252
Minimum18.0
Maximum669.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum18
5-th percentile30
Q169
median150
Q3300
95-th percentile437.25
Maximum669
Range651
Interquartile range (IQR)231

Descriptive statistics

Standard deviation136.3568422
Coefficient of variation (CV)0.7358053646
Kurtosis0.1855819989
Mean185.3164557
Median Absolute Deviation (MAD)100
Skewness0.8896517953
Sum58560
Variance18593.18843
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
300226.7%
 
50175.2%
 
100154.5%
 
250144.2%
 
120123.6%
 
400113.3%
 
150103.0%
 
20092.7%
 
8082.4%
 
6082.4%
 
Other values (97)19057.6%
 
(Missing)144.2%
 
ValueCountFrequency (%) 
1810.3%
 
2041.2%
 
2451.5%
 
2520.6%
 
2610.3%
 
ValueCountFrequency (%) 
66910.3%
 
66310.3%
 
55010.3%
 
54510.3%
 
50072.1%
 

AdultWeekday
Real number (ℝ≥0)

HIGH CORRELATION
MISSING

Distinct count83
Unique (%)30.1%
Missing54
Missing (%)16.4%
Infinite0
Infinite (%)0.0%
Mean57.91695652173913
Minimum15.0
Maximum179.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum15
5-th percentile25.75
Q140
median50
Q371
95-th percentile106
Maximum179
Range164
Interquartile range (IQR)31

Descriptive statistics

Standard deviation26.14012554
Coefficient of variation (CV)0.4513380382
Kurtosis3.379800097
Mean57.91695652
Median Absolute Deviation (MAD)14
Skewness1.464065011
Sum15985.08
Variance683.3061631
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
49164.8%
 
45123.6%
 
55103.0%
 
50103.0%
 
40103.0%
 
7992.7%
 
3082.4%
 
5982.4%
 
3972.1%
 
6972.1%
 
Other values (73)17954.2%
 
(Missing)5416.4%
 
ValueCountFrequency (%) 
1510.3%
 
1720.6%
 
2051.5%
 
2210.3%
 
2310.3%
 
ValueCountFrequency (%) 
17910.3%
 
16910.3%
 
15810.3%
 
14910.3%
 
13910.3%
 

AdultWeekend
Real number (ℝ≥0)

HIGH CORRELATION
MISSING

Distinct count81
Unique (%)29.0%
Missing51
Missing (%)15.5%
Infinite0
Infinite (%)0.0%
Mean64.1668100358423
Minimum17.0
Maximum179.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum17
5-th percentile34.9
Q147
median60
Q377.5
95-th percentile105.5
Maximum179
Range162
Interquartile range (IQR)30.5

Descriptive statistics

Standard deviation24.55458407
Coefficient of variation (CV)0.3826679876
Kurtosis3.584146903
Mean64.16681004
Median Absolute Deviation (MAD)15
Skewness1.414140983
Sum17902.54
Variance602.9275988
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
49133.9%
 
45123.6%
 
59123.6%
 
65113.3%
 
47103.0%
 
6092.7%
 
7982.4%
 
5072.1%
 
5572.1%
 
6972.1%
 
Other values (71)18355.5%
 
(Missing)5115.5%
 
ValueCountFrequency (%) 
1710.3%
 
2030.9%
 
2520.6%
 
3020.6%
 
3230.9%
 
ValueCountFrequency (%) 
17910.3%
 
16910.3%
 
15910.3%
 
15810.3%
 
13910.3%
 

projectedDaysOpen
Real number (ℝ≥0)

MISSING

Distinct count90
Unique (%)31.8%
Missing47
Missing (%)14.2%
Infinite0
Infinite (%)0.0%
Mean120.0530035335689
Minimum30.0
Maximum305.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum30
5-th percentile70
Q1100
median120
Q3139.5
95-th percentile164.9
Maximum305
Range275
Interquartile range (IQR)39.5

Descriptive statistics

Standard deviation31.04596255
Coefficient of variation (CV)0.258602131
Kurtosis4.558917737
Mean120.0530035
Median Absolute Deviation (MAD)20
Skewness0.7022662259
Sum33975
Variance963.8517906
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
100278.2%
 
120195.8%
 
150133.9%
 
130123.6%
 
90113.3%
 
135103.0%
 
14492.7%
 
11082.4%
 
14072.1%
 
12261.8%
 
Other values (80)16148.8%
 
(Missing)4714.2%
 
ValueCountFrequency (%) 
3010.3%
 
3810.3%
 
4010.3%
 
4220.6%
 
5610.3%
 
ValueCountFrequency (%) 
30510.3%
 
23310.3%
 
20010.3%
 
19310.3%
 
18510.3%
 

NightSkiing_ac
Real number (ℝ≥0)

MISSING

Distinct count78
Unique (%)41.7%
Missing143
Missing (%)43.3%
Infinite0
Infinite (%)0.0%
Mean100.39572192513369
Minimum2.0
Maximum650.0
Zeros0
Zeros (%)0.0%
Memory size2.6 KiB

Quantile statistics

Minimum2
5-th percentile15
Q140
median72
Q3114
95-th percentile296.4
Maximum650
Range648
Interquartile range (IQR)74

Descriptive statistics

Standard deviation105.1696202
Coefficient of variation (CV)1.047550814
Kurtosis10.16707602
Mean100.3957219
Median Absolute Deviation (MAD)35
Skewness2.916687658
Sum18774
Variance11060.64901
Histogram with fixed size bins (bins=10)
ValueCountFrequency (%) 
100185.5%
 
3092.7%
 
3592.7%
 
4082.4%
 
4582.4%
 
8072.1%
 
20072.1%
 
5072.1%
 
7051.5%
 
1551.5%
 
Other values (68)10431.5%
 
(Missing)14343.3%
 
ValueCountFrequency (%) 
210.3%
 
810.3%
 
910.3%
 
1030.9%
 
1210.3%
 
ValueCountFrequency (%) 
65010.3%
 
60010.3%
 
55010.3%
 
54110.3%
 
50010.3%
 

Interactions

Correlations

Pearson's r

The Pearson's correlation coefficient (r) is a measure of linear correlation between two variables. It's value lies between -1 and +1, -1 indicating total negative linear correlation, 0 indicating no linear correlation and 1 indicating total positive linear correlation. Furthermore, r is invariant under separate changes in location and scale of the two variables, implying that for a linear function the angle to the x-axis does not affect r.

To calculate r for two variables X and Y, one divides the covariance of X and Y by the product of their standard deviations.

Spearman's ρ

The Spearman's rank correlation coefficient (ρ) is a measure of monotonic correlation between two variables, and is therefore better in catching nonlinear monotonic correlations than Pearson's r. It's value lies between -1 and +1, -1 indicating total negative monotonic correlation, 0 indicating no monotonic correlation and 1 indicating total positive monotonic correlation.

To calculate ρ for two variables X and Y, one divides the covariance of the rank variables of X and Y by the product of their standard deviations.

Kendall's τ

Similarly to Spearman's rank correlation coefficient, the Kendall rank correlation coefficient (τ) measures ordinal association between two variables. It's value lies between -1 and +1, -1 indicating total negative correlation, 0 indicating no correlation and 1 indicating total positive correlation.

To calculate τ for two variables X and Y, one determines the number of concordant and discordant pairs of observations. τ is given by the number of concordant pairs minus the discordant pairs divided by the total number of pairs.

Phik (φk)

Phik (φk) is a new and practical correlation coefficient that works consistently between categorical, ordinal and interval variables, captures non-linear dependency and reverts to the Pearson correlation coefficient in case of a bivariate normal input distribution. There is extensive documentation available here.

Cramér's V (φc)

Cramér's V is an association measure for nominal random variables. The coefficient ranges from 0 to 1, with 0 indicating independence and 1 indicating perfect association. The empirical estimators used for Cramér's V have been proved to be biased, even for large samples. We use a bias-corrected measure that has been proposed by Bergsma in 2013 that can be found here.

Missing values

Sample

First rows

NameRegionstatesummit_elevvertical_dropbase_elevtramsfastEightfastSixesfastQuadsquadtripledoublesurfacetotal_chairsRunsTerrainParksLongestRun_miSkiableTerrain_acSnow Making_acdaysOpenLastYearyearsOpenaverageSnowfallAdultWeekdayAdultWeekendprojectedDaysOpenNightSkiing_ac
0Alyeska ResortAlaskaAlaska3939250025010.0022002776.02.01.01610.0113.0150.060.0669.065.085.0150.0550.0
1Eaglecrest Ski AreaAlaskaAlaska26001540120000.0000040436.01.02.0640.060.045.044.0350.047.053.090.0NaN
2Hilltop Ski AreaAlaskaAlaska2090294179600.0000102313.01.01.030.030.0150.036.069.030.034.0152.030.0
3Arizona SnowbowlArizonaArizona115002300920000.0102212855.04.02.0777.0104.0122.081.0260.089.089.0122.0NaN
4Sunrise Park ResortArizonaArizona11100180092000NaN012310765.02.01.2800.080.0115.049.0250.074.078.0104.080.0
5Yosemite Ski & Snowboard AreaNorthern CaliforniaCalifornia7800600720000.0000131510.02.00.488.0NaN110.084.0300.047.047.0107.0NaN
6Bear MountainSierra NevadaCalifornia88051665714000.00212341227.014.01.5198.0198.0122.076.0100.0NaNNaN130.0NaN
7Bear ValleySierra NevadaCalifornia85001900660000.01102421067.02.01.21680.0100.0165.052.0359.0NaNNaN151.0NaN
8Boreal Mountain ResortSierra NevadaCalifornia7700500720000.0011312833.06.01.0380.0200.0150.054.0400.049.0NaN150.0200.0
9Dodge RidgeSierra NevadaCalifornia82001600660000.00012541267.05.02.0862.0NaNNaN69.0350.078.078.0140.0NaN

Last rows

NameRegionstatesummit_elevvertical_dropbase_elevtramsfastEightfastSixesfastQuadsquadtripledoublesurfacetotal_chairsRunsTerrainParksLongestRun_miSkiableTerrain_acSnow Making_acdaysOpenLastYearyearsOpenaverageSnowfallAdultWeekdayAdultWeekendprojectedDaysOpenNightSkiing_ac
320Whitecap MountainWisconsinWisconsin175040012950NaN001040543.01.01.0400.0300.0105.057.0200.060.060.0118.0NaN
321Wilmot MountainWisconsinWisconsin10302308000NaN0032231023.02.00.5135.0135.0125.081.070.056.066.0139.0135.0
322Grand Targhee ResortWyomingWyoming99202270785100.0022001595.01.02.72602.0NaN152.050.0500.090.090.0152.0NaN
323Hogadon BasinWyomingWyoming800064074000NaN000011228.01.00.692.032.0121.061.080.048.048.095.0NaN
324Jackson HoleWyomingWyoming104504139631130.004412115130.06.04.52500.0195.0130.054.0459.0NaNNaN133.0NaN
325Meadowlark Ski LodgeWyomingWyoming9500100085000NaN000111314.01.01.5300.0NaNNaN9.0NaNNaNNaNNaNNaN
326Sleeping Giant Ski ResortWyomingWyoming7428810661900.0000111348.01.01.0184.018.061.081.0310.042.042.077.0NaN
327Snow King ResortWyomingWyoming7808157162370NaN001110332.02.01.0400.0250.0121.080.0300.059.059.0123.0110.0
328Snowy Range Ski & Recreation AreaWyomingWyoming9663990879800.0000131533.02.00.775.030.0131.059.0250.049.049.0NaNNaN
329White Pine Ski AreaWyomingWyoming9500110084000NaN000200225.0NaN0.4370.0NaNNaN81.0150.0NaN49.0NaNNaN